Overview
The black Leica L-mount Night Walker 55mm T1.2 S35 Cine Lens from Sirui offers an ultrafast T1.2 maximum aperture ideal for low-light capture. Designed for Super35/APS-C camera sensors, this prime lens features a lightweight, compact design with high image quality, cine-style gearings, and minimal breathing. The color tone, gear position, and size are consistent across the series, providing a unified look and enabling quick lens changes when using matte boxes and other accessories.
Core Features
Ideal for Low-Light Shooting
- The maximum T1.2 aperture enables you to capture low-light scenes using lower camera ISO settings.
- Ideal for run-and-gun filmmakers.
Longer Prime
- This longer 55mm lens in the Night Walker series is ideal for close-ups and portrait shots.
Optical Performance
High Optical Performance
- ED (extra-low dispersion) and high refractive index glass elements contribute to this lens' high optical quality.
- Focus breathing is minimal, and aberration is strictly controlled.
Design Features
Common Design Features
- Lenses in the Sirui Night Walker cine lens series share common focus and iris gear ring positions.
- Enables quick lens changes by reducing the need for follow focus units or iris motors to be repositioned.
Compact Form
- This prime lens features a compact, lightweight design.
- The aluminum alloy construction helps to protect the inner optical elements.
Additional Features
Focus Marks
- Focus markings and measurements are provided in both feet and meters.
Specifications
| Focal Length | 55 mm |
| Maximum Aperture | T1.2 |
| Lens Mount | L-Mount |
| Lens Format Coverage | Super35/APS-C |
| Filter Thread | 67 mm x 0.75 |
| Image Stabilization | No |
| Minimum Aperture | T16 |
| Interchangeable Mount | No |
| Image Circle | 34.0 mm |
| Angle of View | Not Specified by Manufacturer |
| Focus Scales | Metric, Imperial |
| Optical Design | 11 Elements in 10 Groups |
| Minimum Focus Distance | From Camera Sensor: 60 cm |
| Aperture/Iris Blades | 12 |
| Gear Rotation | Focus: 270° |
| Diameter | Maximum: 79 mm, Focus Ring: 77.6 mm |
| Length | 88.7 mm |
| Weight | 541 g |
Packaging Info
| Package Weight | 1.01 kg |
| Box Dimensions (LxWxH) | 19.05 x 12.95 x 12.7 cm |
What's Included
- Sirui Night Walker 55mm T1.2 S35 Cine Lens (Leica L, Black)
- Lens Pouch
- Barcode: 82723
- UPC Barcode: 6952060058108
- Supplier Code: MS55L-B